A 33-year department veteran, Roland was driving in the area of North Ninth and West Sidney avenues around 12:30 p.m. when he spotted Shayne Jumbo, 22, of Mount Vernon, shooting at another city man, Deputy Chief James M. Dumser said.

Roland, 56, jumped out of his car with his service weapon pulled out and ordered Jumbo to drop the gun. A car pulled up, Jumbo jumped in and the car sped off, police said. Roland returned to his ...